RAND_bytes return value

[Damien Miller]

Steve G wrote:
> Hello,
> 
> I have been doing some looking at openssl 0.9.7 and
> openssh3.5p1 and found a minor descrepancy. RAND_bytes() is
> called around line 69 of openbsd-compat/bsd-arc4random.c.
> It checks to see if the return is not zero. The RAND_bytes
> function can also return -1, too. All the code in openssl
> uses <=0 for the test rather than !. 

Fixed, thanks

-d